package day06;
//数组的演示
public class ArrayDemo {
    public static void main(String[] args) {
        //6.数组的复制
        int[] a = {10,20,30,40,50};
        int[] b = new int[6];//0,0,0,0,0,0
        /*
            a:源数组
            0:源数组的起始下标
            b:目标数组
            2:目标数组的起始下标
            4:要复制的元素个数
         */
        System.arraycopy(a,0,b,2,3);
        for (int i = 0; i < b.length; i++) {
            System.out.println(b[i]);
        }


















    }
}
